Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quais datas o campeão Masahiro Kawamura estava no torneio do Ibaraki Country Club?
 ###Tabelas: CREATE TABLE table_of_theophoric_names_with_"yeho"_and_"yo"_prefixes (table_of_theophoric_names_with_"yeho"_and_"yo"_prefixes_id AUTO_INCREMENT PRIMARY KEY, Strong's # INT, Hebrew word VARCHAR, Strong's Transliteration VARCHAR, Strong's Words Compounded VARCHAR, English Spelling VARCHAR) CREATE TABLE winners (winners_id AUTO_INCREMENT PRIMARY KEY, Year INT, Dates VARCHAR, Champion VARCHAR, Country VARCHAR, Score VARCHAR, Tournament Location VARCHAR, Purse VARCHAR, Winner's Share VARCHAR) CREATE TABLE 1832–1885 (1832–1885_id AUTO_INCREMENT PRIMARY KEY, Election INT, First member VARCHAR, First party VARCHAR, Second member VARCHAR, Second party VARCHAR, Third member VARCHAR, Third party VARCHAR) CREATE TABLE drivers_and_constructors (drivers_and_constructors_id AUTO_INCREMENT PRIMARY KEY, Entrant VARCHAR, Constructor VARCHAR, Chassis VARCHAR, Engine VARCHAR, Tyre VARCHAR, Driver VARCHAR, Rounds VARCHAR) CREATE TABLE modern_competition (modern_competition_id AUTO_INCREMENT PRIMARY KEY, Driver VARCHAR, Navigator VARCHAR, Vehicle VARCHAR, Class VARCHAR, Capacity INT, Total Time VARCHAR, Margin VARCHAR)  
SELECT Dates FROM winners WHERE Tournament Location = ibaraki country club AND Champion = masahiro kawamura